Imagine a tiny fly-like drone with delicate translucent wings and multi-lensed eyes, scouting out enemies who won't even notice it's there. Or a substantial cockroach-like robot, off on a little trip ...

An insect-inspired robot that only weighs as much as a raisin can perform acrobatics and fly for much longer than any previous insect-sized drone without falling apart. For tiny flying robots to make ...